CN202095010U - 3rd generation (3G) or 4th generation (4G) television live broadcast vehicle with base station - Google Patents

3rd generation (3G) or 4th generation (4G) television live broadcast vehicle with base station Download PDF

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Publication number
CN202095010U
CN202095010U CN2011201625011U CN201120162501U CN202095010U CN 202095010 U CN202095010 U CN 202095010U CN 2011201625011 U CN2011201625011 U CN 2011201625011U CN 201120162501 U CN201120162501 U CN 201120162501U CN 202095010 U CN202095010 U CN 202095010U
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CN
China
Prior art keywords
module
base station
described
live broadcast
order
Prior art date
Application number
CN2011201625011U
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Chinese (zh)
Inventor
曹旭
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曹旭
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Priority to CN2011201625011U priority Critical patent/CN202095010U/en
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Publication of CN202095010U publication Critical patent/CN202095010U/en

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Abstract

The utility model relates to a 3rd generation (3G) or a 4th generation (4G) television live broadcast vehicle with a base station, which comprises a sound and image acquisition system composed of a plurality of portable live cameras, wherein the sound and image acquisition system is connected with a director switching module and a tuning module in a wireless internet protocol (IP) channel transmission mobile live broadcast system through a short-distance wired transmission device and a wireless transmission device, thereby obtaining selecting and switching of image signals and sound signals. The 3G or 4G television live broadcast vehicle with the base station has the advantages of providing the wireless IP channel mobile transmission system live broadcast vehicle with the base station, and being suitable for carrying and being mounted by a vehicle, good in motility, particularly suitable for flexible interview in urban and rural areas and live broadcast of emergencies, suitable for real-time interview and broadcast of local television stations and various media because of the economical type, simultaneously suitable for pubic network video live broadcast, and further suitable for private network video live broadcast, private network remote fixation and mobile video dispatching and commanding.

Description

Carry the 3G or the 4G live telecast car of base station

Technical field

The utility model relates to 3G or the 4G live telecast car that carries the base station.

Background technology

Disclosed at present mobile live broadcast vehicle system generally adopts communications satellite to relay mode, and system is made up of TV instructor in broadcasting car and communication satellite earth station two parts.

System is huge relatively, and cost is higher, and cost of use is very high, is fit to prior prepared on-the-spot broadcasting, meets the demands for real-time live being difficult at accident scene.

The utility model content

The utility model embodiment technical problem to be solved is, the wireless IP channel mobile transmission system live broadcast vehicle that carries the base station is provided, this system be fit to carry and vehicle vehicle-mounted.Mobility is good, is particularly suitable for the on-the-spot broadcasting of city, township's motor-driven interview in area and accident, the network issue.Because it is economical, be fit to local tv station and adopting in real time of diverse network medium and broadcast, also be suitable for public network net cast usefulness simultaneously, also be applicable to private network net cast usefulness, and the purposes of long-range fixing, the mobile video dispatch control of private network etc.

As long as the place that has standard compliant wireless channel signal to cover can be used, the signal transmission is not subjected to distance limit.

For solving the problems of the technologies described above, the utility model adopts following technical scheme:

Carry the 3G or the 4G live telecast car of base station, comprise: sound, the image capturing system formed by some portable field video cameras,, radio transmission apparatus wired by short distance is connected with the tuning module with instructor in broadcasting's handover module that wireless IP Channel Transmission moves in the live broadcast system, realizes the selection and the switching of image and voice signal;

What be connected with described instructor in broadcasting's handover module, tuning module is the captions modules, in order to the note image scene;

Be connected the display module of the image scene that is ready for sending in order to demonstration with described captions module;

The audio frequency and video compressed encoding module that is connected with described display module can be at the coded digital signal of transmission over networks in order to audio-video signal is compressed into;

The wireless channel communication module that is connected with described audio frequency and video compressed encoding module is in order to send to the information processing platform that has fixed ip address on the Internet with audio frequency and video compressed encoding signal by the mobile phone channel;

The decoder module that is connected with the described information processing platform is delivered in face of the public in order to reduce on-the-spot audio-video signal;

With described spot coverage video camera, by the instructor in broadcasting who has, radio transmission apparatus the is connected module of conversing, in order to scheduling spot coverage personnel's behavior act;

The power supply module that is connected with described all devices is powered in order to support equipment;

Unimpeded for communicating by letter between the fixed wireless channel base station that guarantees all wireless channel equipment of described live scene and minimum distance, the mobile radio channel base station module is set.

Described audio frequency and video compressed encoding module comprises:

Adopt the multimedia digital circuit that the audio-video signal of standard is carried out compressed encoding;

Coded format is standard or off-gauge form;

Digital signal behind the coding sends signal in order to modulation wireless channel module to wireless channel.

Described wireless channel module comprises:

Support SIM card and wireless IP transmission channel respectively;

Utilization is looked audio digital signals after the many cards of mobile phone channel support binding transmission simultaneously compression, in order to increase transmission bandwidth;

Described wireless channel transmission mobile TV live broadcast system also comprises:

Video camera, microphone, cable, transmission equipment, and cabinet or frame.

The beneficial effects of the utility model are: the wireless IP channel mobile transmission system live broadcast vehicle that carries the base station is provided, this system be fit to carry and vehicle vehicle-mounted, mobility is good, be particularly suitable for the on-the-spot broadcasting of motor-driven interview of both urban and rural area and accident, because it is economical, be fit to local tv station and adopting in real time of various medium and broadcast, also be suitable for the public network net cast simultaneously and use, also be applicable to private network net cast usefulness, and the purposes of long-range fixing, the mobile video dispatch control of private network etc.

Below in conjunction with accompanying drawing the utility model embodiment is described in further detail.

Description of drawings

Fig. 1 is the main Organization Chart of the utility model embodiment wireless channel transmission mobile TV live broadcast system;

Fig. 2 is the functional schematic of the audio frequency and video compressed encoding module of the utility model embodiment;

Embodiment

The wireless channel of the utility model embodiment transmits mobile live broadcast system and mainly comprises sound, the image capturing system of being made up of some portable field video cameras,, radio transmission apparatus wired by short distance is connected with the tuning module with instructor in broadcasting's handover module that the mobile phone Channel Transmission moves in the live broadcast system, realizes the selection and the switching of image and voice signal; What be connected with described instructor in broadcasting's handover module, tuning module is the captions modules, in order to the note image scene; Be connected the display module of the image scene that is ready for sending in order to demonstration with described captions module; The audio frequency and video compressed encoding module that is connected with described display module is in order to be compressed into audio-video signal the coded digital signal of H264 form and other form; The wireless channel communication module that is connected with described audio frequency and video compressed encoding module is in order to send to the information processing platform that has fixed ip address on the Internet with audio frequency and video compressed encoding signal by wireless channel; The decoder module that is connected with the described information processing platform is delivered to TV instructor in broadcasting platform in order to reduce the audio-video signal at live scene; With described spot coverage video camera, by the instructor in broadcasting who has, radio transmission apparatus the is connected module of conversing; The power supply module that is connected with described all devices is powered in order to support equipment; Unimpeded for communicating by letter between the fixed wireless channel base station that guarantees all wireless channel equipment of described live scene and minimum distance, the mobile radio channel base station module is set.

With reference to the accompanying drawings, the wireless channel transmission mobile TV live broadcast system to the utility model embodiment is specifically described.

Fig. 1 is the main Organization Chart of the wireless channel transmission mobile TV live broadcast system of the utility model embodiment, this system mainly comprises: the external system that sound, image capture device and short distance are wired, radio transmission apparatus is formed 1 by some portable field interview video cameras are formed is used for the interview at live scene;

The mobile phone Channel Transmission live telecast system module that is connected with external system 1 set 2 is used for replacing traditional, huge, expensive satellite transmission equipment, is sent to TV station's Studio by the wireless channel TV signal of will broadcasting live.

With the wireless channel transmission live telecast system module set 2 mobile radio channel base station modules 3 that are connected, the restriction that the wireless channel signal at live scene is covered by fixed base stations, signal might be bad, in order to strengthen transmission, the laser propagation effect of looking the AV digital signal, this system has comprised mobile radio channel base station module 3, in case of need.

Shown in Figure 2 is that wireless channel transmission live telecast system module set owner will comprise:

Instructor in broadcasting's handover module that is connected with image capture device among Fig. 1 and tuning module 4; By this module, the instructor in broadcasting can realize selecting to switch wherein from the on-the-spot multiway images in outside, sound, and one tunnel picture signal exports the input of captions module 5 to as live signal, and this module can be implemented on the video screen with literal note image scene.

With captions module 5 is connected be, in order to show the display module 6 of the image scene of having chosen, display when adopting 5-17 usually; The audio frequency and video compressed encoding module 7 that is connected with captions module 5, designed the fluctuation that adapts to the wireless communication networks transmission bandwidth and proprietary automatic adaptation bandwidth variations and the algorithm of the digital coding that changes, in order to audio-video signal is compressed into the H264 data format, or the coded digital signal of other form, with the compression transmission bandwidth; The SIM card that the mobile phone channel communication module 8 that is connected with audio frequency and video compressed encoding module 7 is supported respectively such as all wireless channel international standards such as 3G/4G, support the audio digital signals of looking after many cards binding transmission simultaneously compression, in order to increase transmission bandwidth, in order to audio frequency and video compressed encoding signal is sent to the information processing platform that has fixed ip address on the Internet by wireless channel.

The instructor in broadcasting who is connected with image capture device external system among Fig. 1 module 9 of conversing is in order to realize the conversation between instructor in broadcasting personnel and on-the-spot photographer.

The power supply module 10 that is connected with all devices among Fig. 1 is in order to support the power supply of whole system;

Mobile radio channel base station module 3 shown in Figure 1 is for guaranteeing all wireless channel equipment of described live scene, comprise the 3G/4G wireless channel, with the mobile radio channel base station of communicating by letter unimpeded, set between the fixed wireless channel base station of minimum distance.

Implement the wireless channel transmission mobile TV live broadcast system of above-mentioned the utility model embodiment, this system integration TV instructor in broadcasting technical equipment, audio frequency and video compression coding technology equipment, wireless channel transmission technology equipment etc., this integrated system compactness is suitable for portable, vehicle-mounted.Be particularly suitable for interim arrangements, and the live telecast during accident.This system both had been applicable to common channel live telecast usefulness, also was suitable for public network net cast usefulness, also was applicable to private network net cast usefulness, and the purposes of long-range fixing, the mobile video dispatch control of private network etc.

The above is an embodiment of the present utility model, should be pointed out that " wireless channel " that be applied in the utility model, has both comprised 3G, 4G channel, also comprises other channel that may use from now on.For those skilled in the art, under the prerequisite that does not break away from the utility model principle, can also make some improvements and modifications, these improvements and modifications also are considered as protection range of the present utility model.

Claims (4)

1. carry the 3G or the 4G live telecast car of base station, it is characterized in that, comprise: sound, the image capturing system formed by some portable field video cameras,, radio transmission apparatus wired by short distance is connected with the tuning module with instructor in broadcasting's handover module that wireless IP Channel Transmission moves in the live broadcast system, realizes the selection and the switching of image and voice signal;
What be connected with described instructor in broadcasting's handover module, tuning module is the captions modules, in order to the note image scene;
Be connected the display module of the image scene that is ready for sending in order to demonstration with described captions module;
The audio frequency and video compressed encoding module that is connected with described display module can be at the coded digital signal of transmission over networks in order to audio-video signal is compressed into;
The wireless channel communication module that is connected with described audio frequency and video compressed encoding module is in order to send to the information processing platform that has fixed ip address on the Internet with audio frequency and video compressed encoding signal by the mobile phone channel;
The decoder module that is connected with the described information processing platform is delivered in face of the public in order to reduce on-the-spot audio-video signal;
With described spot coverage video camera, by the instructor in broadcasting who has, radio transmission apparatus the is connected module of conversing, in order to scheduling spot coverage personnel's behavior act;
The power supply module that is connected with described all devices is powered in order to support equipment;
Unimpeded for communicating by letter between the fixed wireless channel base station that guarantees all wireless channel equipment of described live scene and minimum distance, the mobile radio channel base station module is set.
2. 3G or the 4G live telecast car that carries the base station as claimed in claim 1 is characterized in that described audio frequency and video compressed encoding module comprises:
Adopt the multimedia digital circuit that the audio-video signal of standard is carried out compressed encoding;
Coded format is standard or off-gauge form;
Digital signal behind the coding sends signal in order to modulation wireless channel module to wireless channel.
3. 3G or the 4G live telecast car that carries the base station as claimed in claim 1 is characterized in that described wireless channel module comprises:
Support SIM card and wireless IP transmission channel respectively;
Utilization is looked audio digital signals after the many cards of mobile phone channel support binding transmission simultaneously compression, in order to increase transmission bandwidth.
4. as carrying the 3G or the 4G live telecast car of base station in as described in claim 1 or 2 or 3, it is characterized in that described wireless channel transmission mobile TV live broadcast system also comprises: video camera, microphone, cable, transmission equipment, and cabinet or frame.
CN2011201625011U 2011-05-20 2011-05-20 3rd generation (3G) or 4th generation (4G) television live broadcast vehicle with base station CN202095010U (en)

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Application Number Priority Date Filing Date Title
CN2011201625011U CN202095010U (en) 2011-05-20 2011-05-20 3rd generation (3G) or 4th generation (4G) television live broadcast vehicle with base station

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104469291A (en) * 2014-11-25 2015-03-25 安徽华东光电技术研究所 Audio and video transmission system
CN104780012A (en) * 2015-03-31 2015-07-15 湖南双菱电子科技有限公司 Multifunctional interview and report transmitter, transmission system and data transmission method
CN106303750A (en) * 2016-10-12 2017-01-04 无锡智学苑科技有限公司 A kind of mobile instructor in broadcasting's platform
CN106412681A (en) * 2015-07-31 2017-02-15 腾讯科技(深圳)有限公司 Bullet screen video live broadcasting method and device
CN106804014A (en) * 2017-02-20 2017-06-06 江苏省广播电视总台 A kind of medium living broadcast method based on 4G wireless private networks
CN109068146A (en) * 2018-08-27 2018-12-21 佛山龙眼传媒科技有限公司 A kind of live broadcasting method of large-scale activity

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104469291A (en) * 2014-11-25 2015-03-25 安徽华东光电技术研究所 Audio and video transmission system
CN104780012A (en) * 2015-03-31 2015-07-15 湖南双菱电子科技有限公司 Multifunctional interview and report transmitter, transmission system and data transmission method
CN106412681A (en) * 2015-07-31 2017-02-15 腾讯科技(深圳)有限公司 Bullet screen video live broadcasting method and device
CN106412681B (en) * 2015-07-31 2019-12-24 腾讯科技(深圳)有限公司 Live bullet screen video broadcasting method and device
CN106303750A (en) * 2016-10-12 2017-01-04 无锡智学苑科技有限公司 A kind of mobile instructor in broadcasting's platform
CN106804014A (en) * 2017-02-20 2017-06-06 江苏省广播电视总台 A kind of medium living broadcast method based on 4G wireless private networks
CN109068146A (en) * 2018-08-27 2018-12-21 佛山龙眼传媒科技有限公司 A kind of live broadcasting method of large-scale activity

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Granted publication date: 20111228

Termination date: 20140520